Final answer:
The invention of the microscope was the most important technology for the development of the cell theory.
Step-by-step explanation:
The most important technology to the development of the cell theory was the invention of the microscope. This technological advancement allowed scientists to observe and study cells in detail, leading to the discovery of the cell as the basic unit of structure in all living organisms. With the microscope, scientists like Robert Hooke and Anton van Leeuwenhoek were able to observe cells and describe their structures, leading to the formulation of the cell theory.
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